Search found 4 matches

by DavePfz
Sun Sep 22, 2019 2:57 pm
Forum: Old CNC Shield V3.00 and Chines copies of it...
Topic: Validation of manufacturer
Replies: 2
Views: 280

Re: Validation of manufacturer

Would a full schematic of version 3.51 be available? I noted that the limit lines have filtering which is good. But, I'd like to probe deeper. In my case I am using the Pololu TB67S249FTG drivers which utilize some pins that the CNC Shield seems to ignore. Note: At this point I am interested only in...
by DavePfz
Wed Sep 11, 2019 10:42 pm
Forum: Old CNC Shield V3.00 and Chines copies of it...
Topic: Validation of manufacturer
Replies: 2
Views: 234

Re: Validation of manufacturer

OK. As I worked with the board I have, I found too many quality issues (cold solder joints, broken traces, and sockets with bad connections) and finally just ordered the "real McCoy."

I should have it in a week or so.

Thanks.
by DavePfz
Thu Sep 05, 2019 12:28 pm
Forum: Old CNC Shield V3.00 and Chines copies of it...
Topic: Validation of manufacturer
Replies: 2
Views: 234

Validation of manufacturer

How can I know that a CNC shield is from Protoneer versus a knock-off?
by DavePfz
Tue Sep 03, 2019 9:05 pm
Forum: Old CNC Shield V3.00 and Chines copies of it...
Topic: Validation of manufacturer
Replies: 2
Views: 280

Validation of manufacturer

I'm bringing up a new WorkBee CNC. The shield was provided as part of the kit. Before I bug you with problems, how can I verify that the shield was built by you? In this case, it's marked version 3.00. However, the soldermask is red. I suspect it's a clone. To further support this suspicion, when I ...